CN103802849A - B-shaped subway vehicle body structure - Google Patents

B-shaped subway vehicle body structure Download PDF

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Publication number
CN103802849A
CN103802849A CN201410078095.9A CN201410078095A CN103802849A CN 103802849 A CN103802849 A CN 103802849A CN 201410078095 A CN201410078095 A CN 201410078095A CN 103802849 A CN103802849 A CN 103802849A
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China
Prior art keywords
underframe
body structure
cab
side wall
type
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Application number
CN201410078095.9A
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CN103802849B (en
Inventor
刘永强
苏柯
岳译新
刘厚林
王锴
钟磊
阮思维
董曾文
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CRRC Zhuzhou Locomotive Co Ltd
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CSR Zhuzhou Electric Locomotive Co Ltd
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Priority to CN201410078095.9A priority Critical patent/CN103802849B/en
Publication of CN103802849A publication Critical patent/CN103802849A/en
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T30/00Transportation of goods or passengers via railways, e.g. energy recovery or reducing air resistance

Abstract

The invention discloses a B-shaped subway vehicle body structure. In order to improve the longitudinal loading capacity of a vehicle body, the vehicle body structure comprises an integral loading barrel skeleton structure including chassis edge beams, cab end beams, cab columns, top cover cross beams, top cover edge beams, door columns, angle columns, end wall columns and chassis end beams; the barrel skeleton structure is fixed above a bogie; I-end traction guide beams are fixedly connected onto the cab end beams; II-end traction guide beams are fixedly connected onto the chassis end beams. The B-shaped subway vehicle body structure has high strength while keeping the light weight of the vehicle body, can bear 1,000 kN longitudinal load, provides a structure foundation for vehicle collision resistance design, is beneficial to improve the safety performance of the vehicle, and has better economic and social benefits.

Description

A kind of Type B Body Structure for Metro Vehicle
Technical field
The aluminum alloy bodywork structure that the present invention relates to a kind of energy pressure-bearing 1000kN load Type B railcar, belongs to rail traffic vehicles body construction technical field.
Background technology
Current domestic Type B railcar aluminum alloy bodywork is due to space constraint such as vehicle end wire jumper and hitches, traction nose girder is not generally set underframe end portion structure or traction nose girder does not extend on end carriage, power transmission effect is bad, cause on draw beam weld stress larger, can only meet the longitudinal loading ability of 800kN.In order to meet a car car light and moulding demand, cause driver's cab skeleton structure complexity, and be provided with more partial reinforced structure, Path of Force Transfer is not direct, is unfavorable for the raising of car body strength.
Because the car body that can only bear 800kN longitudinal loading ability can not bear larger longitudinal impact force, when hitch type selecting, can only select the maximum crushing force value type less than normal matching with it, the energy that when collision happens, hitch absorbs is less, is difficult to meet the requirement of EN 15227 collision performances.
Summary of the invention
In order to improve the longitudinal loading ability of carbody, the present invention aims to provide a kind of Type B Body Structure for Metro Vehicle, this body construction is by the skeleton structure of main bearing beam and transfer beam in optimization car body, design the network architecture of an integrated carrying, having kept car body weight-saving simultaneously, there is good intensity, can bear 1000kN longitudinal loading, provide architecture basics for vehicle crash worthiness can design, contributed to improve the safety performance of vehicle, there is good economic and social benefit.
To achieve these goals, the technical solution adopted in the present invention is:
A kind of Type B Body Structure for Metro Vehicle, its constructional feature is, comprise the drum shape frame structure that is mainly made up of integrated carrying edge beam of underframe, driver's cab end carriage, driver's cab column, roof panel cross member, top cover side bar, side wall outer panel, corner post, headwall column, end beam of underframe thereof, this drum shape frame structure is fixed on bogie truck top; Wherein, the upper end of described side wall outer panel and top cover side bar are fixedly linked, and bottom and the edge beam of underframe of this side wall outer panel are fixedly linked; Described roof panel cross member and side wall outer panel, corner post alignment arrange; The bottom of described driver's cab column and driver's cab end carriage are fixedly linked, and top and the roof panel cross member of this driver's cab column are fixedly linked; Described headwall column is fixedly connected between upper and lower two end beam of underframe thereofs; On described driver's cab end carriage, be fixedly connected with I end traction nose girder, on described end beam of underframe thereof, be fixedly connected with II end traction nose girder.
Be below the technical scheme of further improvement of the present invention:
Further, the junction of described side wall outer panel and edge beam of underframe is fixedly connected with side wall angle brace, has increased Joint strenght, is conducive to improve the local stress situation of connecting portion, improves the rigidity of car load.
Between two edge beam of underframes, be fixedly connected with sleeper beam, between this sleeper beam and described II end traction nose girder, be fixedly linked by draw beam, thus, impulsive force when II end traction nose girder and draw beam are mainly used in resisting hitch work, and respectively power is passed to end beam of underframe thereof and sleeper beam, and II end traction nose girder has been shared the external force of draw beam, effectively reduce the stress concentration degree of draw beam.
Hitch adapter plate is housed on described draw beam, and this hitch adapter plate is positioned at II end traction nose girder rear, longitudinal impact force when hitch adapter plate is directly subject to vehicle traction and hangs together.
Described hitch adapter plate both sides are equipped with traction spar, and two traction spars are fixedly linked with the edge beam of underframe of corresponding side respectively, the horizontal force while mainly bearing twisting resistance in vehicle operating process and vehicle turning.
Lead beam action in order to bring into play better the traction of II end, avoid headwall door angle stress too concentrated, one end of described II end traction nose girder is arranged on headwall column below.
Described draw beam is the box-structure of sealing, has good support strength and rigidity.
Described top cover side bar is provided with the joint matching with side wall outer panel; Described edge beam of underframe is provided with the joint matching with side wall outer panel, avoids having weld seam at heavily stressed place, door angle, has further improved the load-carrying capacity of car body.
Hitch mounting hole on described hitch adapter plate is arranged between draw beam two risers, and on draw beam, perforate provides the entrance that hitch bolt is installed.
By said structure, body frame structure of the present invention is mainly made up of edge beam of underframe, top cover side bar, side wall outer panel, corner post, side wall diagonal brace, headwall column, end beam of underframe thereof, driver's cab end carriage, driver's cab column assembly welding, roof panel cross member, I end end construction, II end end construction etc.Wherein edge beam of underframe and top cover side bar are the major parts that car body bears longitudinal force and vertical force, and side wall outer panel is connected two kinds of side bars with corner post, mainly bear vertical load; One of end construction Main Function is that hitch is installed, and bears and transmit huge longitudinal loading in vehicle operating process.It is the key of integrated carrying-type car body design that power on end construction is passed on side bar effectively.The present invention is provided with traction nose girder on end construction, it is connected respectively driver's cab end carriage and end beam of underframe thereof at I end with II end, and correspondence is provided with driver's cab column, headwall column, by end carriage and roof panel cross member, load is directly passed to edge beam of underframe and top cover side bar.
Compared with prior art, the invention has the beneficial effects as follows: body construction Path of Force Transfer of the present invention is direct, simple in structure, greatly reduce the use of local reinforcement, car body weight is lighter, there is good bulk strength and rigidity, energy pressure-bearing 1000kN load, for the resistance to impingement designed of vehicle provides architecture basics.
 
Below in conjunction with drawings and Examples, the present invention is further elaborated.
Accompanying drawing explanation
Fig. 1 is the structure principle chart of an embodiment of the present invention;
Fig. 2 is that A in Fig. 1 is to view;
Fig. 3 is the A-A cutaway view in Fig. 2;
Fig. 4 is the I enlarged view in Fig. 1;
Fig. 5 is that B in Fig. 1 is to view;
Fig. 6 is the II enlarged view in Fig. 1
In the drawings
1-I end end construction; 1a-I end traction nose girder; 2-edge beam of underframe; 3-driver's cab end carriage; 4-driver's cab column; 5-roof panel cross member; 6-top cover side bar; 7-side wall outer panel; 8-II end end construction; 8a-II end traction nose girder; 8b-draws wing plate; 8c-sleeper beam; 8d-draw beam; 8e-hitch adapter plate; 9-corner post; 10-headwall column; 11-end beam of underframe thereof; 12-side wall angle brace.
The specific embodiment
A kind of Type B Body Structure for Metro Vehicle, as Fig. 1 shows: wherein the parts such as edge beam of underframe 2, driver's cab end carriage 3, driver's cab column 4, roof panel cross member 5, top cover side bar 6, side wall outer panel 7, corner post 9, headwall column 10, end beam of underframe thereof 11, side wall angle brace 12 and roof hoard, framed side wallboard, end wall panel, floor have formed the cylindrical structure of integrated carrying.Wherein roof panel cross member 5, in the setting of aliging with side wall outer panel 7, corner post 9 respectively of I end and II end, forms succinct Path of Force Transfer.I end end construction 1 and II end end construction 8 are mainly used to connection body and bogie truck, and the longitudinal force that hitch is brought is delivered on side bar and whole cylindrical structure.
Fig. 2 is non-driver's cab bottom shelf structure schematic diagram.II end end construction 8 is arranged on vehicle body bottom frame end, and sleeper beam 8c connects the edge beam of underframe 2 of both sides; Draw beam 8d supports the hitch adapter plate 8e in front, and rear is connected with sleeper beam 8c; Hitch adapter plate 8e both sides are provided with traction wing plate 8b, and II end traction nose girder 8a is set in its front.Wherein hitch adapter plate 8e is used for installing hitch, the longitudinal impact force when being directly subject to vehicle traction and hanging together, and II end traction nose girder 8a and draw beam 8d are mainly used in resisting this impulsive force, and respectively power are passed to end beam of underframe thereof 11 and sleeper beam 8c.II end traction nose girder 8a has shared the external force of draw beam 8d, and effectively reduces its stress concentration degree.In order to bring into play better the effect of II end traction nose girder 8a and to avoid headwall door angle stress too concentrated, its one end is arranged on to the below of headwall column 10, by headwall column 10, power is passed to roof panel cross member 5 and top cover side bar 6.Draw wing plate 8b in the both sides of hitch adapter plate 8e, and be connected with edge beam of underframe 2, mainly bear the twisting resistance in vehicle operating process.
Fig. 3 is II end end construction 8 local structure schematic diagrams.Hitch mounting hole on hitch adapter plate 8e is arranged between draw beam 8d two risers, and on draw beam 8d, perforate provides the entrance that hitch bolt is installed.Draw beam 8d is the box-structure of sealing, has good support strength and rigidity.
Fig. 4 is driver's cab end structure schematic diagram.I end end construction 1 is positioned at a under-carriage front end, and its effect at car body is identical with II end end construction 8.I end end construction 1 is done the used time being subject to hitch, by the driver's cab end carriage 3 that is positioned at I end traction nose girder 1a top, power is passed to edge beam of underframe 2, and by the driver's cab column 4 of driver's cab end carriage 3 tops, power is passed to roof panel cross member 5 and top cover side bar 6, form a stressed more uniform three-dimensional carrying structure.
Fig. 5 is top cover and side wall connection diagram.Process the joint matching with side wall outer panel 7 structures at top cover side bar 6 correspondence positions, the angle circular arc of visiting is directly processing on top cover side bar 6 section bars, has avoided having weld seam at heavily stressed place, door angle, has further improved the load-carrying capacity of car body.
Fig. 6 is underframe and side wall connection diagram.Process the joint matching with side wall outer panel 7 structures at edge beam of underframe 2 correspondence positions, angle, Xiamen circular arc is directly processing on edge beam of underframe 2 section bars and side wall outer panel 7 section bars, avoids having weld seam at heavily stressed place, door angle; Between edge beam of underframe 2 and side wall outer panel 7, side wall angle brace 12 is set, is conducive to improve the local stress situation of connecting portion, improve the rigidity of car load.
The content that above-described embodiment is illustrated should be understood to these embodiment only for being illustrated more clearly in the present invention, limit the scope of the invention and be not used in, after having read the present invention, those skilled in the art all fall within the application's claims limited range to the modification of the various equivalent form of values of the present invention.

Claims (9)

1. a Type B Body Structure for Metro Vehicle, it is characterized in that, comprise the drum shape frame structure that is mainly made up of integrated carrying edge beam of underframe (2), driver's cab end carriage (3), driver's cab column (4), roof panel cross member (5), top cover side bar (6), side wall outer panel (7), corner post (9), headwall column (10), end beam of underframe thereof (11), this drum shape frame structure is fixed on bogie truck top; Wherein, the upper end of described side wall outer panel (7) and top cover side bar (6) are fixedly linked, and the bottom of this side wall outer panel (7) and edge beam of underframe (2) are fixedly linked; Described roof panel cross member (5) and side wall outer panel (7), corner post (9) alignment arrange; The bottom of described driver's cab column (4) and driver's cab end carriage (3) are fixedly linked, and the top of this driver's cab column (4) and roof panel cross member (5) are fixedly linked; Described headwall column (10) is fixedly connected between upper and lower two end beam of underframe thereofs (11); On described driver's cab end carriage (3), be fixedly connected with I end traction nose girder (1a), on described end beam of underframe thereof (11), be fixedly connected with II end traction nose girder (8a).
2. Type B Body Structure for Metro Vehicle according to claim 1, is characterized in that, described side wall outer panel (7) is fixedly connected with side wall angle brace (12) with the junction of edge beam of underframe (2).
3. Type B Body Structure for Metro Vehicle according to claim 1, it is characterized in that, between two edge beam of underframes (2), be fixedly connected with sleeper beam (8c), between this sleeper beam (8c) and described II end traction nose girder (8a), be fixedly linked by draw beam (8d).
4. Type B Body Structure for Metro Vehicle according to claim 3, is characterized in that, hitch adapter plate (8e) is housed on described draw beam (8d), and this hitch adapter plate (8e) is positioned at II end traction nose girder (8a) rear.
5. Type B Body Structure for Metro Vehicle according to claim 4, is characterized in that, described hitch adapter plate (8e) both sides are equipped with traction spar (8b), and two traction spars (8b) are fixedly linked with the edge beam of underframe (2) of corresponding side respectively.
6. according to the Type B Body Structure for Metro Vehicle one of claim 1 ~ 5 Suo Shu, it is characterized in that, one end of described II end traction nose girder (8a) is arranged on headwall column (10) below.
7. according to the Type B Body Structure for Metro Vehicle one of claim 3 ~ 5 Suo Shu, it is characterized in that, described draw beam (8d) is the box-structure of sealing.
8. Type B Body Structure for Metro Vehicle according to claim 1, is characterized in that, described top cover side bar (6) is provided with the joint matching with side wall outer panel (7); Described edge beam of underframe (2) is provided with the joint matching with side wall outer panel (7).
9. according to the Type B Body Structure for Metro Vehicle described in claim 4 or 5, it is characterized in that, hitch mounting hole on described hitch adapter plate (8e) is arranged between draw beam (8d) two risers, the entrance that provides hitch bolt to install in the upper perforate of draw beam (8d).
CN201410078095.9A 2014-03-05 2014-03-05 A kind of Type B Body Structure for Metro Vehicle Active CN103802849B (en)

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Application Number Priority Date Filing Date Title
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CN103802849B CN103802849B (en) 2016-08-24

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104309618A (en) * 2014-11-05 2015-01-28 南车株洲电力机车有限公司 Car body structure of light weight railway vehicle
CN105329249A (en) * 2015-10-23 2016-02-17 南车株洲电力机车有限公司 Stainless steel vehicle body of rail vehicle
CN106364511A (en) * 2016-09-22 2017-02-01 中车南京浦镇车辆有限公司 Rail vehicle end sleeper outside structure
CN106585654A (en) * 2016-12-01 2017-04-26 中车青岛四方机车车辆股份有限公司 Rail vehicle end underframe structure and rail vehicle with same
CN106627631A (en) * 2016-12-27 2017-05-10 中车大连机车车辆有限公司 Tramcar body front-end structure
CN109094590A (en) * 2018-08-21 2018-12-28 中车南京浦镇车辆有限公司 A kind of big visual field suspension type monorail body construction

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6244801B1 (en) * 2000-05-22 2001-06-12 Thrall Car Manufacturing Company Motor-vehicle carrying railcar with offset H-frame
CN101817350B (en) * 2010-05-10 2011-12-21 南车株洲电力机车有限公司 Cab
CN102975731B (en) * 2012-04-24 2015-08-12 南车南京浦镇车辆有限公司 The mounting structure of railway vehicle cab skeleton and car body
CN202764982U (en) * 2012-08-30 2013-03-06 南车株洲电力机车有限公司 Urban rail vehicle body structure

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104309618A (en) * 2014-11-05 2015-01-28 南车株洲电力机车有限公司 Car body structure of light weight railway vehicle
CN104309618B (en) * 2014-11-05 2016-11-16 南车株洲电力机车有限公司 A kind of lightweight track vehicle body structure
CN105329249A (en) * 2015-10-23 2016-02-17 南车株洲电力机车有限公司 Stainless steel vehicle body of rail vehicle
CN106364511A (en) * 2016-09-22 2017-02-01 中车南京浦镇车辆有限公司 Rail vehicle end sleeper outside structure
CN106585654A (en) * 2016-12-01 2017-04-26 中车青岛四方机车车辆股份有限公司 Rail vehicle end underframe structure and rail vehicle with same
CN106627631A (en) * 2016-12-27 2017-05-10 中车大连机车车辆有限公司 Tramcar body front-end structure
CN109094590A (en) * 2018-08-21 2018-12-28 中车南京浦镇车辆有限公司 A kind of big visual field suspension type monorail body construction

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